Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/30/2021
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 10/01/2021 22:43:43 69.72,-164.05 73.17 10/01/2021 22:44:51 69.62,-162.12 73.08 75.15 68
2 10/01/2021 23:34:10 -68.83, 4.53 107.72 10/01/2021 23:34:33 -68.84, 4.50 107.70 2.26 23
3 10/02/2021 00:24:54 68.71, 172.00 72.19 10/02/2021 00:24:00 68.73, 172.01 72.20 2.26 54
4 10/04/2021 15:00:23 68.93, -47.15 73.41 10/04/2021 15:01:28 68.95, -47.12 73.43 2.13 65
5 10/04/2021 15:51:04 -68.78, 120.37 106.73 10/04/2021 15:50:59 -68.78, 120.31 106.73 2.67 5
6 10/04/2021 16:41:42 68.34, -71.74 72.86 10/04/2021 16:40:31 68.39, -72.53 72.89 32.70 71
7 10/07/2021 07:17:18 68.89, 68.68 74.40 10/07/2021 07:17:55 68.88, 68.67 74.39 1.34 37
8 10/07/2021 08:08:00 -68.79,-123.87 105.69 10/07/2021 08:07:25 -68.77,-123.83 105.71 2.26 35
9 10/09/2021 22:43:38 -69.43, 16.38 104.06 10/09/2021 22:44:48 -69.31, 17.46 104.17 44.37 70
10 10/09/2021 23:34:13 68.85,-175.49 75.38 10/09/2021 23:34:21 68.85,-175.48 75.39 1.01 8
11 10/10/2021 00:24:55 -68.75, -8.04 104.71 10/10/2021 00:23:51 -68.75, -7.97 104.71 2.98 64
12 10/12/2021 15:00:24 -68.91, 132.88 103.56 10/12/2021 15:01:21 -68.90, 132.81 103.58 3.37 57
13 10/12/2021 15:51:08 68.81, -59.67 76.35 10/12/2021 15:50:47 68.83, -59.63 76.37 2.41 21
14 10/12/2021 16:41:38 -68.06, 108.62 104.38 10/12/2021 16:40:28 -68.12, 107.14 104.34 61.72 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/30/2021
SNOs_Map_NPP_TERRA_20210930.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/30/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA